Flash

Hexproof

When Kusuo Saiki, Psychic enters the battlefield, you may counter target spell.

Whenever Kusuo Saiki, Psychic attacks, you may pay {U}{u}{r}{r}{w}{W}, if you do, take an extra turn after this one.

Kusuo Saiki, Psychic's power and toughness are each equal to the number of cards in all zones of the game.

If Kusuo Saiki, Psychic would be safrificed, exiled or put into a graveyard from anywhere, reveal Kusuo Saiki, Psychic and shuffle it into its owner's library instead.